What, you thought Atari was milking RollerCoaster Tycoon and that was it? Wrong! Say hello to Atari Fit.
It's a mobile game and it, puke, 'gamifies' exercising by rewarding points you can unlock old games like Pong and Centipede with. Because that's exactly what you want from a fitness game.
It's got 150 exercises and it aggregates data from apps like Fitbit and RunKeeper so you keep all that stuff in one place.